/* ════════════════════════════════════════════════════════════════
   NVK Shell — shared nav + footer (loaded on every NVK page)
   Class prefix: .nvk-*  (avoids conflict with page-specific styles)
   ════════════════════════════════════════════════════════════════ */

:root{
  --nvk-brand:#9e1115;
  --nvk-brand2:#7a0d10;
  --nvk-ink:#181615;
  --nvk-mute:#776c5b;
  --nvk-line:#ece5d4;
  --nvk-bg:#faf7ee;
}

.nvk-nav, .nvk-nav *,
.nvk-footer, .nvk-footer *{box-sizing:border-box}

/* ─── Top Nav ─── */
.nvk-nav{
  position:sticky;top:0;z-index:200;
  background:rgba(24,22,21,.96);backdrop-filter:blur(8px);
  color:#fff;padding:12px 24px;
  display:flex;align-items:center;gap:22px;
  box-shadow:0 4px 18px rgba(0,0,0,.15);
  font-family:'IBM Plex Sans Thai',sans-serif;font-weight:500;
}
.nvk-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.nvk-logo img{height:30px;width:auto;display:block}
.nvk-sub-label{
  font:600 11px/1 'IBM Plex Mono',monospace;color:rgba(255,255,255,.55);
  letter-spacing:.08em;padding-left:12px;
  border-left:1px solid rgba(255,255,255,.18);margin-left:2px;
  text-transform:uppercase;
}
.nvk-grow{flex:1}

.nvk-menu{display:flex;gap:4px;list-style:none;margin:0;padding:0;align-items:center}
.nvk-menu > li{position:relative;list-style:none}
.nvk-menu > li > a{
  color:rgba(255,255,255,.78);text-decoration:none;padding:8px 14px;border-radius:7px;
  font:600 13.5px/1 'IBM Plex Sans Thai',sans-serif;transition:.12s;
  display:inline-flex;align-items:center;gap:5px;
}
.nvk-menu > li > a:hover,
.nvk-menu > li > a.nvk-active{color:#fff;background:rgba(255,255,255,.08)}
.nvk-menu > li > a.nvk-dropdown::after{content:"▾";font-size:9px;margin-left:3px;opacity:.7}
.nvk-menu > li:hover > .nvk-sub-menu{display:block}

.nvk-sub-menu{
  display:none;position:absolute;top:calc(100% + 4px);left:0;
  background:#fff;border:1px solid var(--nvk-line);border-radius:9px;padding:8px;
  min-width:260px;box-shadow:0 14px 40px rgba(0,0,0,.18);
  list-style:none;margin:0;
}
.nvk-sub-menu li{display:block;width:100%;list-style:none}
.nvk-sub-menu a{
  color:var(--nvk-ink);font:500 13.5px/1.3 'IBM Plex Sans Thai',sans-serif;
  padding:9px 12px;border-radius:6px;
  display:flex;flex-direction:column;gap:3px;align-items:flex-start;
  text-decoration:none;width:100%;box-sizing:border-box;
}
.nvk-sub-menu a:hover{background:var(--nvk-bg);color:var(--nvk-brand)}
.nvk-sub-menu a b{font:700 13.5px/1.3 'IBM Plex Sans Thai',sans-serif}
.nvk-sub-menu a small{color:var(--nvk-mute);font:500 11.5px/1.3 'IBM Plex Sans Thai',sans-serif}
.nvk-sep{height:1px;background:var(--nvk-line);margin:5px 8px;padding:0}

.nvk-cta-contact{
  background:var(--nvk-brand) !important;color:#fff !important;
  padding:9px 16px !important;border-radius:7px;font-weight:700 !important;
}
.nvk-cta-contact:hover{background:var(--nvk-brand2) !important}

.nvk-hamburger{display:none;background:transparent;border:0;color:#fff;font-size:24px;cursor:pointer;padding:5px 8px}

/* ─── Footer ─── */
.nvk-footer{
  background:#0f0e0d;color:rgba(255,255,255,.65);
  padding:50px 24px 24px;font-size:13.5px;
  font-family:'IBM Plex Sans Thai',sans-serif;font-weight:500;line-height:1.6;
}
.nvk-ft-grid{
  max-width:1280px;margin:0 auto;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:36px;
}
.nvk-ft-col h5{
  color:#fff;font:700 11.5px/1.2 'IBM Plex Mono',monospace;
  letter-spacing:.1em;text-transform:uppercase;margin:0 0 14px;
}
.nvk-ft-col ul{list-style:none;margin:0;padding:0}
.nvk-ft-col li{margin-bottom:7px}
.nvk-ft-col a{color:rgba(255,255,255,.62);text-decoration:none;font-size:13px;transition:.12s}
.nvk-ft-col a:hover{color:#fff}
.nvk-ft-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.nvk-ft-brand img{height:32px;width:auto}
.nvk-ft-brand .name{
  font:600 12px/1 'IBM Plex Mono',monospace;color:rgba(255,255,255,.65);
  letter-spacing:.08em;text-transform:uppercase;
  padding-left:12px;border-left:1px solid rgba(255,255,255,.15);
}
.nvk-ft-tag{color:rgba(255,255,255,.55);font-size:13px;line-height:1.6;margin-bottom:14px;max-width:300px}
.nvk-ft-contact{font-size:12.5px;color:rgba(255,255,255,.5);line-height:1.7;margin-bottom:14px}
.nvk-ft-social{display:flex;gap:8px}
.nvk-ft-social a{
  width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.08);
  display:grid;place-items:center;color:#fff;font-size:14px;transition:.14s;text-decoration:none;
}
.nvk-ft-social a:hover{background:var(--nvk-brand)}
.nvk-ft-bottom{
  max-width:1280px;margin:36px auto 0;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:12px;color:rgba(255,255,255,.4);
}
.nvk-ft-bottom a{color:rgba(255,255,255,.55);text-decoration:none;margin:0 8px}
.nvk-ft-bottom a:hover{color:#fff}

/* ─── Responsive ─── */
@media (max-width:1000px){
  .nvk-menu{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:#181615;flex-direction:column;align-items:stretch;
    padding:14px;gap:0;
  }
  .nvk-menu.nvk-menu-open{display:flex}
  .nvk-menu > li{width:100%}
  .nvk-menu > li > a{padding:13px 16px;border-radius:8px;justify-content:flex-start;width:100%}
  .nvk-menu .nvk-sub-menu{
    position:static;background:rgba(255,255,255,.05);
    box-shadow:none;border:0;margin-top:4px;padding:5px;
  }
  .nvk-menu .nvk-sub-menu a{color:rgba(255,255,255,.7)}
  .nvk-menu .nvk-sub-menu a b{color:#fff}
  .nvk-menu > li:hover > .nvk-sub-menu{display:none}
  .nvk-menu > li.nvk-open > .nvk-sub-menu{display:block}
  .nvk-hamburger{display:block}
  .nvk-ft-grid{grid-template-columns:1fr 1fr}
  .nvk-ft-col.nvk-ft-about{grid-column:1/-1}
}
@media (max-width:560px){
  .nvk-ft-grid{grid-template-columns:1fr}
}